02 April, 2025CAT 3126E Fault Code: 110-00 PID: Flash Code 61 SPN: 110 FMI: 15 High Coolant Temperature Warning The Boost Pressure signal voltage is below acceptable range. Share on Facebook Opens in a new window. Tweet on Twitter Opens in a new window. Pin on Pinterest Opens in a new window. Back to blog Leave a comment Name * Email * Comment * Please note, comments need to be approved before they are published.